[Make-wifi-fast] Does mac80211 use fq_codel

Toke Høiland-Jørgensen toke at toke.dk
Thu Jul 21 06:28:35 EDT 2016

Yes. We have seen some performance problems with it enabled, so it is disabled until those are worked out.


On 20 July 2016 17:37:28 CEST, Noah Causin <n0manletter at gmail.com> wrote:
>Thank you both for the information.
>I was wondering.  Would this commit for LEDE disable the fq portion of 
>fq_codel in mac80211?
>On 7/20/2016 9:30 AM, Michal Kazior wrote:
>> On 20 July 2016 at 15:15, Toke Høiland-Jørgensen <toke at toke.dk>
>>> N0man Tech <n0manletter at gmail.com> writes:
>>>> I was wondering if mac80211 currently uses fq_codel in LEDE using
>>>> intermediate software queues.
>>> Depends on your driver: If you're using ath10k it does (I think). If
>> If you have a very recent patch (I think nbd's staging tree contains
>> it) ath10k will not support it unless you have a firmware capable of
>> peer-flow-control (not sure if it's publicly available yet). Not even
>> sure what FW is used in LEDE/OpenWRT now.
>>> you're using ath9k, there's a patch in nbd's staging tree. No other
>>> drivers use the intermediate queues that I'm aware of.
>> There's mt76 but I'm not sure if it's available in OpenWRT/LEDE (and
>> if so on which branch/repo).
>> Michał

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